# _*_ coding:utf-8 _*_


age = 22
if age > 20:
    print("your age is",age)
    print('adult')
elif age < 20:
    print("your age is",age)
    print('not adult')
else:
    print("your age is",age)
    print('20adult')

#from mymodule.usemodule import greenting
from mymodule import usemodule
print("============")
print(usemodule.greenting('aaaa'))
print(usemodule._private_1('ccccccccccc'))